ssh domains now support ssh_config overrides

closes: https://github.com/wez/wezterm/issues/1149

config/src/ssh.rs

@@ -42,6 +42,10 @@ pub struct SshDomain {
     pub remote_wezterm_path: Option<String>,
 
     pub ssh_backend: Option<SshBackend>,
+
+    /// ssh_config option values
+    #[serde(default)]
+    pub ssh_option: HashMap<String, String>,
 }
 impl_lua_conversion!(SshDomain);
 

docs/changelog.md

@@ -15,6 +15,7 @@ As features stabilize some brief notes about them will accumulate here.
 
 * unix domains now support an optional `proxy_command` to use in place of a direct unix socket connection. [Read more about multiplexing unix domains](multiplexing.html#unix-domains)
 * [ScrollToTop](config/lua/keyassignment/ScrollToTop.md) and [ScrollToBottom](config/lua/keyassignment/ScrollToBottom.md) key assignments [#1360](https://github.com/wez/wezterm/issues/1360)
+* [SSH Domains](config/lua/SshDomain.md) now support specifying `ssh_config` overrides. [#1149](https://github.com/wez/wezterm/issues/1149)
 
 #### Changed
 

docs/config/lua/SshDomain.md

@@ -35,3 +35,22 @@ It is a lua object with the following fields:
     -- remote_wezterm_path = "/home/yourusername/bin/wezterm"
 }
 ```
+
+*Since: nightly builds only*
+
+You may now specify a table with ssh config overrides:
+
+```lua
+return {
+  ssh_domains = {
+    {
+      name = "my.server",
+      remote_address = "192.168.1.1",
+      ssh_option = {
+        identityfile = "/path/to/id_rsa.pub",
+      }
+    }
+  }
+}
+```
+

wezterm-client/src/client.rs

@@ -518,6 +518,9 @@ impl Reconnectable {
             }
             .to_string(),
         );
+        for (k, v) in &ssh_dom.ssh_option {
+            ssh_config.insert(k.to_string(), v.to_string());
+        }
 
         if let Some(username) = &ssh_dom.username {
             ssh_config.insert("user".to_string(), username.to_string());